Finding the Fourth Proportional to 19,830,789.50, 29,747,550.74 and 8,304,651.61

Step by Step Solution

1. Step 1: Write the proportion equation
   19,830,789.50 : 29,747,550.74 = 8,304,651.61 : x
2. Step 2: Convert to fraction form
   19,830,789.50/29,747,550.74 = 8,304,651.61/x
3. Step 3: Cross multiply
   19,830,789.50x = 29,747,550.74 × 8,304,651.61
4. Step 4: Simplify right side
   19,830,789.50x = 247,043,045,030,605.56
5. Step 5: Solve for x
   x = 247,043,045,030,605.56/19,830,789.50
6. Step 6: Final answer
   x = 12,457,549.67